9.8

CVE-2022-20842

Warning

Multiple vulnerabilities in Cisco Small Business RV160, RV260, RV340, and RV345 Series Routers could allow an unauthenticated, remote attacker to execute arbitrary code or cause a denial of service (DoS) condition on an affected device. For more information about these vulnerabilities, see the Details section of this advisory.

Data is provided by the National Vulnerability Database (NVD)
Cisco ≫ Rv340 Firmware Version < 1.0.03.28
   Cisco ≫ Rv340 Version-
Cisco ≫ Rv340w Firmware Version < 1.0.03.28
   Cisco ≫ Rv340w Version-
Cisco ≫ Rv345 Firmware Version < 1.0.03.28
   Cisco ≫ Rv345 Version-
Cisco ≫ Rv345p Firmware Version < 1.0.03.28
   Cisco ≫ Rv345p Version-
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.77% 0.725
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
psirt@cisco.com 9 2.2 6
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

CWE-20 Improper Input Validation

The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.